Senior Full-Stack Engineer — Remote, AI‑Powered Leadership

Kardow; Washington (District of Columbia); On-site; USD 130,000 - 200,000; Full time

Benefits offered by this job

Work from anywhere.

Competitive salary range ($130,000 - $

200,000+) based on role requirements

Comprehensive medical, dental, vision,

life, and disability insurance.

Up to 20+ days of PTO annually.

401(k) retirement savings plan.

FSA/HSA and commuter benefit options.

Professional development opportunities

Company-provided technology and access

Additional bonus based on performance.

Job summary

BLEN is seeking a Senior Software Developer to lead full-stack JavaScript solutions, guiding projects from conception to implementation. You will shape development strategy, mentor engineers, and ensure high performance, scalable systems that meet client needs.

You will collaborate with management, product, and design teams to adopt AI-powered workflows, while maintaining strong API ecosystems and robust cloud-native architectures.

Qualifications

• Bachelor's degree and 7+ years of software engineering experience.
• 5+ years of professional JavaScript/TypeScript development across the full stack.
• Strong experience with React (or Next.js) for building modern, responsive front-end applications.
• Proficiency with Node.js and server-side JavaScript frameworks (Express, Fastify, or similar).
• Experience designing and consuming RESTful APIs and/or GraphQL.
• Familiarity with relational and/or NoSQL databases (PostgreSQL, MongoDB, etc.).
• Strong problem-solving skills and ability to debug complex issues across the full stack.
• Proficiency in version control systems (Git) and modern CI/CD workflows.
• Prior government contracting experience.
• Experience with cloud platforms (AWS/Azure/GCP).
• Hands-on experience integrating AI/ML services or LLM APIs into production apps.
• Familiarity with AI patterns such as RAG, prompt engineering, or agentic workflows.
• Knowledge of DevOps tools (Docker, Terraform, GitHub Actions).
• Experience with Agile methodologies.
• Familiarity with accessibility standards (Section 508 / WCAG).
• Ability to obtain a Public Trust Clearance.

Responsibilities

• Provide technical leadership and strategy across the full stack.
• Guide cross-functional teams to deliver high-impact, full-stack JavaScript solutions.
• Contribute to development strategy with a focus on modern architectures (React, Next.js, Node.js, TypeScript).
• Maintain high-level understanding of cloud-native services, AI/ML integrations, and API ecosystems.
• Lead iterative, outcome-driven development and responsible AI adoption.
• Mentor junior engineers and build strong stakeholder relationships.
• Participate in technical interviews and promote continuous learning on AI and engineering topics.
• Present designs and proposals to clients and stakeholders.
• Drive improvements in software engineering processes and AI-assisted development tools.

Skills

JavaScript/TypeScript

React/Next.js

Node.js

RESTful APIs/GraphQL

AI/ML integrations

Leadership

Mentoring

Education

Bachelor's degree in Computer Science or related

Tools

Docker

Terraform

GitHub Actions

Job description

BLEN is seeking a Senior Software Developer to lead full-stack JavaScript solutions, guiding projects from conception to implementation. You will shape development strategy, mentor engineers, and ensure high performance, scalable systems that meet client needs.

You will collaborate with management, product, and design teams to adopt AI-powered workflows, while maintaining strong API ecosystems and robust cloud-native architectures.